Gravity: Digital Peristaltic Pump - peristaltic pump with controller

Module with a button and red LED backlight. The board is equipped with a Gravity connector and communicates via a digital interface. DFRobot DFR0785-R

8-digit, 8-segment LED display module with 16-level brightness adjustment. Communication via the I2C interface. DFRobot DFR0646-R

Bright white SMD 3528 LED module. DFRobot DFR0438

A digital precision current sensor module that measures voltage, current and power of electronic modules and devices up to 26V and 8A with a relative error of ± 0.2%. DFRobot SEN0291

Photoelectric liquid level sensor FS-IR02 in a set with a Gravity adapter. DFRobot SEN0205

Ring light with 12 RGB diodes WS2812B type controlled by serial signal. The module can be powered with the voltage from 3.3 V to 5 V, only one signal line is required to control it. DFRobot DFR0888-12

Module with an 11-channel AS7341 sensor that allows the detection of light in various wavelength ranges (color detection). It is equipped with a Gravity connector and communicates via the I2C interface. DFRobot SEN0364

Expansion board for Arduino, allows easy connection of XBee modules, has separate outputs for I2C, SPI and UART buses. The built-in 3.3V voltage stabilizer and operating mode switch make it easier to program the Arduino when the XBee module is connected to the sockets. DFRobot DFR0265

Module with an ambient oxygen concentration sensor. The system allows you to measure the oxygen volume in the range up to 25% with a resolution of 0.15%. The module communicates via the I2C interface. DFRobot SEN0322

This sensor utilizes advanced signal processing technology by using a powerful chip (XKC-Y25-T12V) with high-speed operation capacity to achieve non-contact liquid level detection; suitable for hazardous applications: detecting toxic substances and all kinds of liquid in an airtight container under high pressure. SEN0204

Module with digital barometer ICP-10111. The system enables pressure measurement in the range from 300 to 1100 hPa with an accuracy of 1 Pa. DFRobot SEN0517

Module with an ozone detection sensor that performs measurements in the range of up to 10 ppm with a resolution of 0.01 ppm. The module is equipped with an I2C interface. DFRobot SEN0321

Expansion board for micro:bit modules with connectors compatible with Boson and Gravity sets. DFRobot DFR0521

The analog pH meter, specially designed for Arduino controllers, with the connector (Gravity series). It has an LED which works as the Power Indicator, a BNC connector and PH2.0 sensor interface. The pH measurements at ± 0.1pH (25?). SEN0161

Contrast sensor module. It has two integrated operating modes: analog and digital. It has the ability to set the digital mode for color detection. DFRobot SEN0147

Module with an IR transmitter operating at a frequency of 38kHz. The module is supplied with the voltage from 3 to 5V. FRobot DFR0095